CN102829613B - Line-frequency induction type dynamic drying machine with four quartz tubes - Google Patents
Line-frequency induction type dynamic drying machine with four quartz tubes Download PDFInfo
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- CN102829613B CN102829613B CN201210347756.4A CN201210347756A CN102829613B CN 102829613 B CN102829613 B CN 102829613B CN 201210347756 A CN201210347756 A CN 201210347756A CN 102829613 B CN102829613 B CN 102829613B
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Abstract
The invention discloses a line-frequency induction type dynamic drying machine with four quartz tubes. The line-frequency induction type dynamic drying machine comprises the four quartz glass drying material tubes which are arranged obliquely, wherein an annular heating barrel is arranged at the middles of the quartz glass drying material tubes; a feeder is arranged at upper feeding ends of the quartz glass drying material tubes; a material receiving device is arranged at lower discharging ends of the quartz glass drying material tubes; the feeder is provided with a material bin; a reamer breaking and dispersing mechanism is arranged in the material bin; a vibration material conveying groove is formed at the lower end of the material bin; the material receiving device is provided with a three-stage cascade type suddenly cooling device and a material collecting device; the cascade type suddenly cooling device is provided with a material receiving hopper, a cooling barrel and an air collecting barrel; a group of cooling tubes arranged in a fence shape is arranged at the upper part of the cooling barrel; a quartz glass sleeve is sheathed outside each cooling tube; and jet flow air holes are formed in a hole wall of a suddenly cooling plate along the tangential direction. Induction heating is carried out on a heating cavity by using an excitation coil, so that materials can be heated continuously, and powder can be at a movement state all the time, so that the drying effect is good, and the cooling efficiency is high.
Description
Technical field
The present invention relates to a kind of technology of preparing of glass sand, particularly a kind of line-frequency induction formula four quartz ampoule dynamic drier.
Background technology
Glass sand generally refers to SiO
2the quartz micropowder that content is greater than 99.99%, is the primary raw material of quartz glass and drawn monocrystalline silicon silica crucible, is also widely used in the industry such as solar cell, optical fiber, laser, Aero-Space and national defence.Because these Relationships are to the long term growth of country, be also the necessary condition of a national new and high technology sustainable development, therefore the strategic position of high purity sand is very important.The technology of preparing of world today's high purity sand by the U.S., Germany and several a few countries such as Russian monopolize, and externally restriction technologies and high-end product outlet, and the suitability for industrialized production of China's high purity sand is still in the difficult exploratory stage at present, the normal phase is under one's control.
Various countries' relevant enterprise just began one's study with granite ore processing purifying quartz sand as far back as the nineties in 20th century.The current U.S. is in a leading position level, and its distinguishing feature is: industrialization output is large, and the equipment special of use is advanced, technical merit is high, constant product quality.
From natural rock mineral, extracting directly high purity sand is the state-of-the-art technology that the world today produces glass sand.Chinese Enterprises explores one of technology Main Bottleneck extracting glass sand from common quartz mine, is namely to lack advanced special process equipment, and a difficult problem for most critical is exactly avoid the secondary pollution of process.
Summary of the invention
The technical problem to be solved in the present invention is for the deficiencies in the prior art, proposes that a kind of drying effect is good, the line-frequency induction formula four quartz ampoule dynamic drier of the secondary pollution of avoiding process.
The technical problem to be solved in the present invention is achieved through the following technical solutions, a kind of line-frequency induction formula four quartz ampoule dynamic drier, comprise the quartz glass dried feed pipe be obliquely installed, the cartridge heater of annular is provided with at the middle part of quartz glass dried feed pipe, the upper feeding end of quartz glass dried feed pipe is provided with feeder, the bottom discharge end of quartz glass dried feed pipe is provided with material receiver, be characterized in: described quartz glass dried feed pipe is provided with four, by two-layer up and down, two every layer layouts, the both ends of quartz glass dried feed pipe are equipped with the rail wheel on band limit convex edge, the support roller group coordinated with rail wheel is equipped with in the below at every layer of quartz glass dried feed pipe two ends, support roller group is made up of three support rollers, a middle support roller is active roller station, described feeder is provided with feed bin, is provided with reamer Po San mechanism in feed bin, and the lower end of feed bin leads to charge tube is with the feeding groove of power frequency vibration device to connect with four, material receiver comprises Cascade quencher, loading head is provided with in the below of Cascade quencher, described Cascade quencher is provided with receiving hopper, cooling cylinder is connected with in receiving hopper outlet below, the barrel of cooling cylinder is provided with circulating cooling system, and be provided with on cooling cylinder top in horizontally disposed one group of cooling tube by paliform arrangement, the two ends of cooling tube communicate with cooling water, all be set with quartz glass sleeve outward at every root cooling tube, quartz glass sleeve and cooling tube are slidably matched, the below of cooling cylinder connects with quenching dish, is connected with gas collecting jar with ground-on cover plate below quenching dish, and described quenching dish is provided with the through hole connected with cooling cylinder, and the hole wall of through hole is provided with jet pore along hole tangential direction.
The technical problem to be solved in the present invention can also be come to realize further by the following technical programs, the magnet exciting coil that described cartridge heater comprises heating chamber, is arranged on the heat-insulation layer outside heating chamber and is located at outside heat-insulation layer, heating chamber to be two-layerly made up of inside and outside, internal layer is heat-resistance stainless steel material layers, the outer carbon steel material layer for induction thermal source.(internal layer is the inner surface of heat-resistance stainless steel material layers is conduction reflecting surface through polishing);
The technical problem to be solved in the present invention can also be come to realize further by the following technical programs, and described circulating cooling system comprises the circulation chamber be arranged on the barrel of cooling cylinder, and circulation chamber connects with circulation feed tube, circulation drain pipe respectively.
The technical problem to be solved in the present invention can also be come to realize further by the following technical programs, and described jet pore is provided with two, along through hole hole wall in the same way, be symmetrical arranged.
The technical problem to be solved in the present invention can also be come to realize further by the following technical programs, and described jet hole diameter is 2 ~ 4mm.
The technical problem to be solved in the present invention can also be come to realize further by the following technical programs, support roller below described quartz glass dried feed pipe two ends is assembled on support, support and cartridge heater are fixedly installed on one piece of base plate, the low side of base plate is hinged with the frame being located at bottom by two pin joints, and the high-end of base plate is connected with frame by height adjustment mechanism.
The technical problem to be solved in the present invention can also be come to realize further by the following technical programs, is in transmission connection between the middle active roller station of upper and lower supporter wheels by one group of sprocket wheel chain, and the middle active roller station of subiculum wheels connects with the reducing gear of driven by motor.
The dried feed pipe that in this device, powder passes through is quartz glass material, high temperature resistant (critical softening point is more than 1100 DEG C), high abrasion (hardness reaches Mo Shi 7 grades), therefore can not produce any pollution to the processing powder with high-purity requirement.The high-intensity magnetic field be made up of high-temperature resistant, high-strength magnetic wire-wound group, carries out line-frequency induction excitation to circular metal heating chamber, and induction produces eddy current heat in the circular ring metal magnetic conductor of heating chamber.Therefore, the loss that the conventional heating element of significantly decreasing over as heating wire or Elema and so on easily produces, its service life can extend decades of times relatively.Heating chamber inwall is made up of high temperature resistant stainless steel material.This structure does not only produce pollution to material, and through the inwall of mirror stone polishing, more effectively can give heat conduction and reflection by heated material, can promote more than 20% than traditional mode of heating thermal efficiency.After three sections of tandem coolings of Cascade quencher, material falls into remaining on the state being less than 40 DEG C in the quartz glass loading head of splicing.The present invention compared with prior art, can to the heating of material continuously, uninterrupted, powder is kept in motion all the time, not only drying effect is good, and cooling effectiveness is high.
Accompanying drawing explanation
Fig. 1 is structure diagram of the present invention.
Fig. 2 is Cascade quencher structure chart.
Detailed description of the invention
A kind of line-frequency induction formula four quartz ampoule dynamic drier, comprise the quartz glass dried feed pipe 3 be obliquely installed, the cartridge heater of annular is provided with at the middle part of quartz glass dried feed pipe 3, the upper feeding end of quartz glass dried feed pipe 3 is provided with feeder 7, the bottom discharge end of quartz glass dried feed pipe 3 is provided with material receiver, described quartz glass dried feed pipe 3 is provided with four, by two-layer up and down, two every layer layouts, the both ends of quartz glass dried feed pipe are equipped with the rail wheel on band limit convex edge, the support roller group coordinated with rail wheel is equipped with in the below at every layer of quartz glass dried feed pipe two ends, support roller group is made up of three support rollers, a middle support roller is active roller station, described feeder is provided with feed bin, is provided with reamer Po San mechanism in feed bin, and the lower end of feed bin leads to charge tube is with the feeding groove 8 of power frequency vibration device to connect with four, material receiver comprises Cascade quencher 2, loading head 1 is provided with in the below of Cascade quencher 2, described Cascade quencher is provided with receiving hopper 15, export below at receiving hopper 15 and be connected with cooling cylinder 12, the barrel of cooling cylinder 12 is provided with circulating cooling system, be provided with in horizontally disposed one group of cooling tube 13 by paliform arrangement on cooling cylinder 12 top, the two ends of cooling tube 13 communicate with cooling water, all be set with quartz glass sleeve 14 outward at every root cooling tube, quartz glass sleeve 14 and cooling tube 13 are slidably matched, the below of cooling cylinder 12 connects with quenching dish 18, is connected with gas collecting jar with ground-on cover plate 19 below quenching dish 18, and described quenching dish 18 is provided with the through hole connected with cooling cylinder 12, and the hole wall of through hole is provided with jet pore 20 along hole tangential direction.By installing plate 16, receiving hopper 15 is fixed in the frame of main drying exit side.
The magnet exciting coil 6 that described cartridge heater comprises heating chamber 4, is arranged on the heat-insulation layer 5 outside heating chamber 4 and is located at outside heat-insulation layer 5, heating chamber 4 to be two-layerly made up of inside and outside, and internal layer is heat-resistance stainless steel material layers, the outer carbon steel material layer for induction thermal source.Internal layer is the inner surface of heat-resistance stainless steel material layers is conduction reflecting surface through polishing.Utilize the excitation coil of wire to implement eddy-current heating to METAL HEATING PROCESS chamber, the heating power supply of applying is three-phase 380 coucher 50Hz AC power frequently.Mains side arranges IGCT Power Regulation link, can make heating-up temperature smooth adjustment between 100 DEG C ~ 400 DEG C.Be that conduction reflecting surface not only plays heat by conduction and the double action of reflection heat through polishing, and effectively prevent because of ablation the secondary pollution that high-cleanness material produces.
Described circulating cooling system comprises the circulation chamber 17 be arranged on the barrel of cooling cylinder, and circulation chamber 17 connects with circulation feed tube, circulation drain pipe respectively.
Described jet pore 20 is provided with two, along through hole hole wall in the same way, be symmetrical arranged.Described jet hole diameter is 2 ~ 4mm.
Support roller below described quartz glass dried feed pipe two ends is assembled on support, support and cartridge heater are fixedly installed on one piece of base plate 11, the low side of base plate 11 is hinged with the frame 10 being located at bottom by two pin joints, and the high-end of base plate 11 is connected with frame 10 by height adjustment mechanism 9.Height adjustment mechanism adopts screw nut assembly, and base plate is that isosceles triangle is fixed in frame by two hinges of low side and high-end adjusting part.Four quartz glass material pipes and horizontal frames is made to be about 3 degree downward inclination angles by the length of adjusting screw(rod) nut assembly.
Be in transmission connection by one group of sprocket wheel chain between the middle active roller station of upper and lower supporter wheels, the middle active roller station of subiculum wheels connects with the reducing gear of driven by motor.Under the driving of reductor, drive drives quartz glass dried feed pipe synchronous rotary together with support roller, can select to do synchronous rotary motion with the speed of 7 ~ 11r/min.
Most of moisture, after wet method processing, is tentatively removed by filter press or centrifuge by powder.General drop in the feed bin of this device feeder in loose block powder, broken loose by the reamer in feed bin, then four of band vibrator feeding grooves enter the quartz glass dried feed pipe in cartridge heater.It is descending that namely now broken moist powder makes helical form along quartz ampoule inwall, finally realize material at the uniform velocity with the dry run of isothermal, and ensure that the product moisture content through this drying is less than 0.1%.After three sections of tandem coolings of Cascade quencher, material falls into remaining on the state being less than 40 DEG C in the quartz glass loading head of splicing.When loading head powder reaches the volume of about 80%, namely close discharge gate, loading head is shifted out by raceway, then is transported to packing department with transport vehicle and tests, measure, pack, put in storage.
The line-frequency induction formula four quartz ampoule dynamic drier that this device is addressed is exactly the advanced equipment special efficiently of one researched and developed with great concentration against solving the highest pollution-free drying of glass sand applying frequency in process, and the performance of this equipment can match in excellence or beauty with external similar equipment completely.Expect 2013, China market will reach about 20000 tons to the demand of high purity sand, if can substitute import completely with domestic raw material, can be country every year and save foreign exchange 1,300,000,000 yuans, is that economic benefit or political benefit are all very considerable.
Claims (7)
1. a line-frequency induction formula four quartz ampoule dynamic drier, comprise the quartz glass dried feed pipe be obliquely installed, the cartridge heater of annular is provided with at the middle part of quartz glass dried feed pipe, the upper feeding end of quartz glass dried feed pipe is provided with feeder, the bottom discharge end of quartz glass dried feed pipe is provided with material receiver, it is characterized in that: described quartz glass dried feed pipe is provided with four, by two-layer up and down, two every layer layouts, the both ends of quartz glass dried feed pipe are equipped with the rail wheel on band limit convex edge, the support roller group coordinated with rail wheel is equipped with in the below at every layer of quartz glass dried feed pipe two ends, support roller group is made up of three support rollers, a middle support roller is active roller station, described feeder is provided with feed bin, is provided with reamer Po San mechanism in feed bin, and the lower end of feed bin leads to charge tube is with the feeding groove of power frequency vibration device to connect with four, material receiver comprises Cascade quencher, loading head is provided with in the below of Cascade quencher, described Cascade quencher is provided with receiving hopper, cooling cylinder is connected with in receiving hopper outlet below, the barrel of cooling cylinder is provided with circulating cooling system, and be provided with on cooling cylinder top in horizontally disposed one group of cooling tube by paliform arrangement, the two ends of cooling tube communicate with cooling water, all be set with quartz glass sleeve outward at every root cooling tube, quartz glass sleeve and cooling tube are slidably matched, the below of cooling cylinder connects with quenching dish, is connected with gas collecting jar with ground-on cover plate below quenching dish, and described quenching dish is provided with the through hole connected with cooling cylinder, and the hole wall of through hole is provided with jet pore along hole tangential direction.
2. line-frequency induction formula four quartz ampoule dynamic drier according to claim 1, it is characterized in that: the magnet exciting coil that described cartridge heater comprises heating chamber, is arranged on the heat-insulation layer outside heating chamber and is located at outside heat-insulation layer, heating chamber to be two-layerly made up of inside and outside, internal layer is heat-resistance stainless steel material layers, the outer carbon steel material layer for induction thermal source.
3. line-frequency induction formula four quartz ampoule dynamic drier according to claim 1, is characterized in that: described circulating cooling system comprises the circulation chamber be arranged on the barrel of cooling cylinder, and circulation chamber connects with circulation feed tube, circulation drain pipe respectively.
4. line-frequency induction formula four quartz ampoule dynamic drier according to claim 1, is characterized in that: described jet pore is provided with two, along through hole hole wall in the same way, be symmetrical arranged.
5. line-frequency induction formula four quartz ampoule dynamic drier according to claim 1, is characterized in that: described jet hole diameter is 2 ~ 4mm.
6. line-frequency induction formula four quartz ampoule dynamic drier according to claim 1, it is characterized in that: the support roller below described quartz glass dried feed pipe two ends is assembled on support, support and cartridge heater are fixedly installed on one piece of base plate, the low side of base plate is hinged with the frame being located at bottom by two pin joints, and the high-end of base plate is connected with frame by height adjustment mechanism.
7. line-frequency induction formula four quartz ampoule dynamic drier according to claim 1, it is characterized in that: be in transmission connection by one group of sprocket wheel chain between the middle active roller station of upper and lower supporter wheels, the middle active roller station of subiculum wheels connects with the reducing gear of driven by motor.
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| CN201210347756.4A CN102829613B (en) | 2012-09-19 | 2012-09-19 | Line-frequency induction type dynamic drying machine with four quartz tubes |
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| CN201210347756.4A CN102829613B (en) | 2012-09-19 | 2012-09-19 | Line-frequency induction type dynamic drying machine with four quartz tubes |
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| CN107062823A (en) * | 2017-04-17 | 2017-08-18 | 厦门高容新能源科技有限公司 | A kind of material surface cladding and high-temperature process combined unit |
| CN109059476A (en) * | 2018-07-27 | 2018-12-21 | 刘燕 | A kind of high efficiency Sand baking device for quartz sand |
| CN112919798A (en) * | 2021-03-04 | 2021-06-08 | 江苏润弛太阳能材料科技有限公司 | Quartz sand production device |
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| CN202792848U (en) * | 2012-09-19 | 2013-03-13 | 邱富仁 | Power frequency induction four-quartz tube dynamic dryer |
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| JPS5782682A (en) * | 1980-09-17 | 1982-05-24 | Still Carl Gmbh Co Kg | Method of and apparatus for indirectly drying and preheating granular material |
| JPS60251108A (en) * | 1984-05-29 | 1985-12-11 | Agency Of Ind Science & Technol | Device for preparing silicon nitride powder |
| CN2344738Y (en) * | 1998-04-03 | 1999-10-20 | 方洪祖 | Rotary spreading dry material-cooling machine |
| CN2695889Y (en) * | 2004-05-17 | 2005-04-27 | 沈开宇 | Pipe bundle rotation automatic drying machine |
| CN101532771B (en) * | 2009-04-13 | 2010-11-17 | 山东天力干燥设备有限公司 | Annular tube split type steam rotary dryer |
| CN101806532B (en) * | 2009-10-21 | 2011-11-09 | 浙江雪峰碳酸钙有限公司 | Box-type powder dryer with multilayer and multicolumn combination of drying drums |
| CN201740353U (en) * | 2010-08-20 | 2011-02-09 | 三门峡市新仰韶合成料有限公司 | Automatic fireproof mud material dryer |
| CN201992959U (en) * | 2011-03-10 | 2011-09-28 | 郑州市鼎力干燥设备有限公司 | Coal slurry drying device |
| CN202188733U (en) * | 2011-07-18 | 2012-04-11 | 河南勃达微波设备有限责任公司 | Electromagnetic vibration microwave drying equipment |
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Effective date of registration: 20161102 Address after: 222000, Zhenxing Road, Sinpo Economic Development Zone, Haizhou District, Jiangsu, Lianyungang, 9 Patentee after: JIANGSU JINGRUI QUARTZ INDUSTRIAL R&D INSTITUTE CO.,LTD. Address before: 222000, Zhenxing Road, Sinpo Economic Development Zone, Haizhou District, Jiangsu, Lianyungang, 9 Patentee before: Zhang Yuxia Patentee before: Qiu Zhijian Patentee before: Qiu Zhigang Effective date of registration: 20161102 Address after: 222000, Zhenxing Road, Sinpo Economic Development Zone, Haizhou District, Jiangsu, Lianyungang, 9 Patentee after: Zhang Yuxia Patentee after: Qiu Zhijian Patentee after: Qiu Zhigang Address before: 222000, Zhenxing Road, Sinpo Economic Development Zone, Sinpo District, Jiangsu, Lianyungang, 9 Patentee before: Qiu Furen |